/**
 * Copyright (C) 2012-2016 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package ninja.utils;

import java.io.IOException;
import java.io.OutputStream;
import java.io.Writer;

/**
 * Make sure to only write to either the OutputStream OR the Writer...
 * 
 * @author rbauer
 * 
 */
public interface ResponseStreams {

    /**
     * Get the output stream to write the response.
     * 
     * Must not be used if getWriter has been called.
     * 
     * @return The output stream
     */
    OutputStream getOutputStream() throws IOException;

    /**
     * Get the writer to write the response.
     * 
     * Must not be used if getOutputStream has been called.
     * 
     * @return The writer
     */
    Writer getWriter() throws IOException;

}
